{"id":115783,"date":"2024-05-15T02:59:19","date_gmt":"2024-05-15T00:59:20","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-vortex-2-1-otkrytyj-gpgpu-na-baze-arhitektury-risc-v"},"modified":"2024-05-15T02:59:19","modified_gmt":"2024-05-15T00:59:20","slug":"opublikovan-vortex-2-1-otkrytyj-gpgpu-na-baze-arhitektury-risc-v","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/opublikovan-vortex-2-1-otkrytyj-gpgpu-na-baze-arhitektury-risc-v","title":{"rendered":"Se publica Vortex 2.1, un GPGPU abierto basado en la arquitectura RISC-V","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha publicado una nueva edici\u00f3n del proyecto Vortex, que desarrolla un GPGPU abierto basado en la arquitectura del conjunto de instrucciones RISC-V, dise\u00f1ado para realizar c\u00e1lculos paralelos utilizando la API OpenCL y el modelo de ejecuci\u00f3n SIMT (Single Instruction, Multiple Threads). El proyecto tambi\u00e9n puede ser utilizado para realizar investigaciones en el campo de la gr\u00e1ficos 3D y para desarrollar nuevas arquitecturas de GPU. Los esquemas, descripciones de bloques de hardware en Verilog, simuladores, controladores y documentaci\u00f3n del proyecto se distribuyen bajo la licencia Apache 2.0.     <\/p>\n<p>La base del GPGPU es un ISA RISC-V t\u00edpico, ampliado con algunas instrucciones adicionales necesarias para soportar funciones de GPU y manejar flujos. A su vez, los cambios en la arquitectura del conjunto de instrucciones RISC-V se han minimizado y se utilizan, siempre que sea posible, las instrucciones vectoriales ya existentes. Un enfoque similar se aplica en el proyecto RV64X, que tambi\u00e9n desarrolla una GPU abierta basada en las tecnolog\u00edas RISC-V.    <\/p>\n<p><center><img decoding=\"async\" alt=\"Se publica Vortex 2.1, un GPGPU abierto basado en la arquitectura RISC-V \" src=\"\/wp-content\/uploads\/2024\/05\/9c4aeaf2db642809b7a6cf81b210833a.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>        <\/p>\n<p>Caracter\u00edsticas principales de Vortex:  <\/p>\n<ul>\n<li class=\"l\"> Soporte para arquitecturas del conjunto de instrucciones RISC-V de 32 y 64 bits: RV32IMF y RV64IMAFD.  <\/li>\n<li class=\"l\"> N\u00famero configurado de n\u00facleos, bloques de tareas (warps) y hilos.  <\/li>\n<li class=\"l\"> N\u00famero configurable de ALU, FPU, LSU y SFU para cada n\u00facleo.    <\/li>\n<li class=\"l\"> Ancho de emisi\u00f3n configurable del pipeline.  <\/li>\n<li class=\"l\"> Memoria compartida opcional y cach\u00e9s de niveles L1, L2 y L3.    <\/li>\n<li class=\"l\"> Soporte para la especificaci\u00f3n OpenCL 1.2.  <\/li>\n<li class=\"l\"> Posibilidad de implementaci\u00f3n en FPGA Altera Arria 10, Altera Stratix 10, Xilinx Alveo U50, U250, U280 y Xilinx Versal VCK5000.  <\/li>\n<li class=\"l\"> Instrucciones avanzadas: \u00abtex\u00bb para acelerar el procesamiento de texturas, vx_rast para gestionar la rasterizaci\u00f3n, vx_rop para el procesamiento de fragmentos, profundidades y transparencia, vx_imadd para realizar la operaci\u00f3n \u00abmultiplicar y sumar\u00bb, vx_wspawn, vx_tmc y vx_bar para activar los frentes de instrucciones y los hilos en ellos (wavefront, conjunto de hilos, ejecutados en paralelo por el SIMD Engine), vx_split y vx_join.  <\/li>\n<li class=\"l\"> El soporte para la representaci\u00f3n intermedia de shaders SPIR-V se implementa a trav\u00e9s de la traducci\u00f3n a OpenCL.      <\/li>\n<li class=\"l\"> Para el desarrollo de aplicaciones, se ofrece un conjunto de herramientas que incluye variantes de PoCL (compilador y runtime OpenCL) adaptadas para trabajar con Vortex, as\u00ed como LLVM\/Clang, GCC y Binutils.     <\/li>\n<li class=\"l\"> Se admite la simulaci\u00f3n del funcionamiento del chip utilizando Verilator (simulador Verilog), RTLSIM (simulaci\u00f3n RTL) y SimX (simulaci\u00f3n por software).        <\/li>\n<\/ul>\n<p>Para la gr\u00e1fica, se desarrolla un GPU abierto Skybox en tecnolog\u00edas Vortex, que soporta la API gr\u00e1fica Vulkan. El prototipo de Skybox, creado en base a un FPGA Altera Stratix 10 y que incluye 32 n\u00facleos (512 hilos), logr\u00f3 una tasa de ingreso de 3.7 gigap\u00edxeles por segundo (29.4 gigatransacciones por segundo) a una frecuencia de 230 MHz. Se se\u00f1ala que es la primera GPU abierta con implementaci\u00f3n tanto de software como de hardware que soporta Vulkan.         <\/p>\n<p>Entre los cambios en la versi\u00f3n Vortex 2.1:  <\/p>\n<ul>\n<li class=\"l\"> Se agreg\u00f3 la API spawn_taskgroups para lanzar n\u00facleos que utilizan memoria local y que admiten la implementaci\u00f3n de barreras de memoria.\n<li class=\"l\"> Se propuso una nueva extensi\u00f3n para la creaci\u00f3n de n\u00facleos binarios reubicables (relocatable).\n<li class=\"l\"> Se a\u00f1adieron llamadas vx_mem_reserve, vx_mem_access y vx_mem_address a la API de gesti\u00f3n de memoria.\n<li class=\"l\"> Se agreg\u00f3 una nueva API de tiempo de ejecuci\u00f3n vx_check_occupancy.\n<li class=\"l\"> Se a\u00f1adi\u00f3 una opci\u00f3n al controlador para verificar las pruebas OpenCL en la GPU local.\n<li class=\"l\"> Se a\u00f1adieron pruebas de OpenCL que utilizan memoria local (psum, sgemm2, sgemm3).\n<li class=\"l\"> Se a\u00f1adieron bibliotecas libc y librt espec\u00edficamente adaptadas para Vortex.\n<li class=\"l\"> Se a\u00f1adi\u00f3 soporte para la fusi\u00f3n de bloques de memoria libres adyacentes (memory coalescing).\n<li class=\"l\"> Se ha optimizado la microarquitectura.\n<li class=\"l\"> Se a\u00f1adi\u00f3 un nuevo script de construcci\u00f3n que separa los archivos fuente del directorio de construcci\u00f3n.      <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61173\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Vortex, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 GPGPU \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u043d\u0430\u0431\u043e\u0440\u0430 \u043a\u043e\u043c\u0430\u043d\u0434 RISC-V, \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0445 \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0439 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c API OpenCL \u0438 \u043c\u043e\u0434\u0435\u043b\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f SIMT (Single Instruction, Multiple Threads). \u041f\u0440\u043e\u0435\u043a\u0442 \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d \u043f\u0440\u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0439 \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 3D-\u0433\u0440\u0430\u0444\u0438\u043a\u0438 \u0438 \u043f\u0440\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043d\u043e\u0432\u044b\u0445 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 GPU. \u0421\u0445\u0435\u043c\u044b, \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0445 \u0431\u043b\u043e\u043a\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Verilog, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":115784,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-115783","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Vortex, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 GPGPU \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b 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conjunto de instrucciones RISC-V, dise\u00f1ado para realizar c\u00e1lculos paralelos utilizando la API OpenCL y el modelo de ejecuci\u00f3n.","canonical_url":"https:\/\/prohoster.info\/es\/blog\/news\/opublikovan-vortex-2-1-otkrytyj-gpgpu-na-baze-arhitektury-risc-v","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"es_ES","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d Vortex 2.1, \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 GPGPU \u043d\u0430 \u0431\u0430\u0437\u0435 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